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modeladmins.py
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257 lines (218 loc) · 9.34 KB
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# ------------------------------------------------------------------------
# ------------------------------------------------------------------------
from functools import partial
from threading import local
from django.conf import settings as django_settings
from django.contrib import admin, messages
from django.contrib.contenttypes.models import ContentType
from django.core.exceptions import PermissionDenied
from django.http import HttpResponseRedirect
from django.templatetags.static import static
from django.urls import reverse
from django.utils.translation import gettext_lazy as _
from feincms import settings
from feincms.admin import item_editor, tree_editor
# ------------------------------------------------------------------------
from .forms import PageAdminForm
_local = local()
# ------------------------------------------------------------------------
class PageAdmin(item_editor.ItemEditor, tree_editor.TreeEditor):
class Media:
css = {}
js = []
form = PageAdminForm
fieldset_insertion_index = 2
fieldsets = [
(None, {"fields": [("title", "slug"), ("active", "in_navigation")]}),
(
_("Other options"),
{
"classes": ["collapse"],
"fields": ["template_key", "parent", "override_url", "redirect_to"],
},
),
# <-- insertion point, extensions appear here, see insertion_index
# above
item_editor.FEINCMS_CONTENT_FIELDSET,
]
readonly_fields = []
list_display = [
"short_title",
"is_visible_admin",
"in_navigation_toggle",
"template",
]
list_filter = ["active", "in_navigation", "template_key", "parent"]
search_fields = ["title", "slug"]
prepopulated_fields = {"slug": ("title",)}
raw_id_fields = ["parent"]
radio_fields = {"template_key": admin.HORIZONTAL}
@classmethod
def add_extension_options(cls, *f):
if isinstance(f[-1], dict): # called with a fieldset
cls.fieldsets.insert(cls.fieldset_insertion_index, f)
f[1]["classes"] = list(f[1].get("classes", []))
f[1]["classes"].append("collapse")
else: # assume called with "other" fields
cls.fieldsets[1][1]["fields"].extend(f)
def __init__(self, model, admin_site):
if len(model._feincms_templates) > 4 and "template_key" in self.radio_fields:
del self.radio_fields["template_key"]
super().__init__(model, admin_site)
in_navigation_toggle = tree_editor.ajax_editable_boolean(
"in_navigation", _("in navigation")
)
def get_readonly_fields(self, request, obj=None):
readonly = super().get_readonly_fields(request, obj=obj)
if not settings.FEINCMS_SINGLETON_TEMPLATE_CHANGE_ALLOWED:
if obj and obj.template and obj.template.singleton:
return tuple(readonly) + ("template_key",)
return readonly
def get_form(self, *args, **kwargs):
form = super().get_form(*args, **kwargs)
return partial(form, modeladmin=self)
def _actions_column(self, page):
addable = getattr(page, "feincms_addable", True)
preview_url = "../../r/{}/{}/".format(
ContentType.objects.get_for_model(self.model).id,
page.id,
)
actions = super()._actions_column(page)
if addable:
if not page.template.enforce_leaf:
actions.insert(
0,
'<a href="add/?parent=%s" title="%s">'
'<img src="%s" alt="%s" />'
"</a>"
% (
page.pk,
_("Add child page"),
static("feincms/img/icon_addlink.gif"),
_("Add child page"),
),
)
actions.insert(
0,
'<a href="%s" title="%s">'
'<img src="%s" alt="%s" />'
"</a>"
% (
preview_url,
_("View on site"),
static("feincms/img/selector-search.gif"),
_("View on site"),
),
)
return actions
def add_view(self, request, **kwargs):
kwargs["form_url"] = request.get_full_path() # Preserve GET parameters
if "translation_of" in request.GET and "language" in request.GET:
try:
original = self.model._tree_manager.get(
pk=request.GET.get("translation_of")
)
except (AttributeError, self.model.DoesNotExist):
pass
else:
language_code = request.GET["language"]
language = dict(django_settings.LANGUAGES).get(language_code, "")
kwargs["extra_context"] = {
"adding_translation": True,
"title": _('Add %(language)s translation of "%(page)s"')
% {"language": language, "page": original},
"language_name": language,
"translation_of": original,
}
return super().add_view(request, **kwargs)
def response_add(self, request, obj, *args, **kwargs):
response = super().response_add(request, obj, *args, **kwargs)
if (
"parent" in request.GET
and "_addanother" in request.POST
and response.status_code in (301, 302)
):
# Preserve GET parameters if we are about to add another page
response["Location"] += "?parent=%s" % request.GET["parent"]
if (
"translation_of" in request.GET
and "_copy_content_from_original" in request.POST
):
# Copy all contents
for content_type in obj._feincms_content_types:
if content_type.objects.filter(parent=obj).exists():
# Short-circuit processing -- don't copy any contents if
# newly added object already has some
return response
try:
original = self.model._tree_manager.get(
pk=request.GET.get("translation_of")
)
original = original.original_translation
obj.copy_content_from(original)
obj.save()
self.message_user(
request,
_(
"The content from the original translation has been copied"
" to the newly created page."
),
)
except (AttributeError, self.model.DoesNotExist):
pass
return response
def change_view(self, request, object_id, **kwargs):
try:
return super().change_view(request, object_id, **kwargs)
except PermissionDenied:
messages.add_message(
request,
messages.ERROR,
_("You don't have the necessary permissions to edit this object"),
)
return HttpResponseRedirect(reverse("admin:page_page_changelist"))
def has_delete_permission(self, request, obj=None):
if not settings.FEINCMS_SINGLETON_TEMPLATE_DELETION_ALLOWED:
if obj and obj.template.singleton:
return False
return super().has_delete_permission(request, obj=obj)
def changelist_view(self, request, *args, **kwargs):
_local.visible_pages = list(
self.model.objects.active().values_list("id", flat=True)
)
return super().changelist_view(request, *args, **kwargs)
@admin.display(description=_("is active"))
def is_visible_admin(self, page):
"""
Instead of just showing an on/off boolean, also indicate whether this
page is not visible because of publishing dates or inherited status.
"""
if page.parent_id and page.parent_id not in _local.visible_pages:
# parent page's invisibility is inherited
if page.id in _local.visible_pages:
_local.visible_pages.remove(page.id)
return tree_editor.ajax_editable_boolean_cell(
page, "active", override=False, text=_("inherited")
)
if page.active and page.id not in _local.visible_pages:
# is active but should not be shown, so visibility limited by
# extension: show a "not active"
return tree_editor.ajax_editable_boolean_cell(
page, "active", override=False, text=_("extensions")
)
return tree_editor.ajax_editable_boolean_cell(page, "active")
is_visible_admin.editable_boolean_field = "active"
# active toggle needs more sophisticated result function
def is_visible_recursive(self, page):
# Have to refresh visible_pages here, because TreeEditor.toggle_boolean
# will have changed the value when inside this code path.
_local.visible_pages = list(
self.model.objects.active().values_list("id", flat=True)
)
retval = []
for c in page.get_descendants(include_self=True):
retval.append(self.is_visible_admin(c))
return retval
is_visible_admin.editable_boolean_result = is_visible_recursive
# ------------------------------------------------------------------------
# ------------------------------------------------------------------------